TYC 2412-00887-1(mag11.3) by (227)Philosophia on 2018 Dec. 08

** Prediction: 
Long.: 138o 00' 00" E, Lat.: 35o 17' 05" N
PredTime:    18h 50m 15s

**** Successful observations:
Observer:    Hidehito Yamamura  (JOIN:18569)
Place:       Yaizu, Shizuoka, Japan
Long.: 138o 18' 34.7" E, Lat.: 34o 48' 46.2" N, Height: 4m (JGD2000=WGS84)
Method:      VCR, 20cm F10 Schmidt Cass, WAT-910HX (slow shutter 16Fr), Limovie
Time signal: GHS-OSD
Result:      D1 18h 50m 13.365s +/-0.266s
             R1 18h 50m 18.169s +/-0.266s
             D2 18h 50m 19.864s +/-0.266s
             R2 18h 50m 21.907s +/-0.266s
             (WAT-910HX delay -0.551s corrected)
Note: The decline event was occured two times.

Observer:    Masayuki Ishida   (JOIN:18573)
Place:       Seki, Gifu, Japan
Long.: 136o 52' 09.2" E, Lat.: 35o 28' 58.0" N, Height: 39m (JGD2000=WGS84)
Method:      VCR, 20cm F10 Schmidt Cass, F6.3Reducer, WAT-120N (slow shutter 16Fr), Limovie
Time signal: GHS-OSD
Result:      D 18h 50m 19.492s +/-0.738s
             R 18h 50m 29.300s +/-0.287s

Observer:    Minoru Owada  (JOIN:18582,18663)
Place:       Morimachi, Shizuoka, Japan
Long.: 137o 55' 50.0" E, Lat.: 34o 55' 37.7" N, Height: 340m (JGD2000=WGS84)
Method:      VCR, 35.6cm F10 Schmidt Cass, WAT-120N(slow shutter 32Fr),Limovie
Time signal: GHS-OSD
Result:      D1 18h 50m 15.676s +/-1.090s
             R1 18h 50m 19.667s +/-0.668s
             D2 18h 50m 22.8s +/-0.5s (Possibly spurious)
             R2 18h 50m 23.1s +/-0.5s (Possibly spurious)
             (WAT-120N delay corrected)
Note: The video analysis was supported by Miyoshi Ida.


** Negative observations:
Observer:    Hisashi Suzuki  (JOIN:18581)
Place:       Hamamatsu, Shizuoka, Japan
Long.: 137o 42' 48.3" E, Lat.: 34o 45' 53.9" N, Height: 51m (JGD2000=WGS84)
Method:      VCR, 20cm F9.75 Cass, WAT-120N(Slow shutter 16Fr), Limovie
Time signal: IOTA-VTI